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Technical Articles for Part Number CCA-12-853-9
COMP Cams Xtreme RX Oval Track Roller Camshafts 12-853-9
Part Number: CCA-12-853-9
COMP Cams Xtreme RX Oval Track Roller Camshafts
Camshaft, Mechanical Roller, Duration 304 Int./313 Exh., Lift 0.654 Int./0.657 Exh., Lobe Separation 108, Chevy, SBC, 262-400, Each
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Estimated Ship Date: Oct 23, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
12-853-9
Part Type:
Product Line:
Summit Racing Part Number:
CCA-12-853-9
UPC:
036584015758
Cam Style:
Solid roller, Retro-fit
Camshaft Use:
Drag race
Basic Operating RPM Range:
7,200-9,200
Intake Duration at 050 inch Lift:
271
Exhaust Duration at 050 inch Lift:
280
Duration at 050 inch Lift:
271 int./280 exh.
Advertised Intake Duration:
304
Advertised Exhaust Duration:
313
Advertised Duration:
304 int./313 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.654 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.657 in.
Valve Lift with Factory Rocker Arm Ratio:
0.654 int./0.657 exh.
Lobe Separation (degrees):
108
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
No
Grind Number:
CS 304RX-8
Valve Springs Required:
Yes
Quantity:
Sold individually.
COMP Cams Xtreme RX Oval Track Roller Camshafts
COMP Cams Xtreme RX oval track roller camshafts are the way to go for maximum performance with reduced friction. These roller cams use COMP's RX intake and RZ exhaust profiles to provide the ultimate in high-rpm power and durability! COMP Cams Xtreme RX oval track roller cams are available in standard and custom grinds to meet your needs.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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